January weather forecast
Oak Summit, PA

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Weather in January

January, like December, in Oak Summit, Pennsylvania, is an icy winter month, with an average temperature varying between 24.6°F (-4.1°C) and 36.7°F (2.6°C).

Temperature

January is the month when Oak Summit sees the lowest average temperatures, with a high of 36.7°F (2.6°C) and a low of 24.6°F (-4.1°C).

Humidity

The average relative humidity in January is 75%.

Rainfall

In Oak Summit, in January, it is raining for 6.6 days, with typically 0.83" (21mm) of accumulated precipitation. Throughout the year, there are 122.4 rainfall days, and 12.68" (322mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Oak Summit. In January, it is snowing for 5.1 days. Throughout January, 1.18" (30mm) of snow is accumulated. Throughout the year, there are 16.3 snowfall days, and 4.72" (120mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 43min.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:45 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:17 pm EST.

Sunshine

In January, the average sunshine is 5h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

The month of January, characterized by an average high of 36.7°F (2.6°C) and a low of 24.6°F (-4.1°C), is recognized as the coldest.

How cold is January?

The high-temperature, in January, in Oak Summit, records 36.7°F (2.6°C), while the low-temperature is 24.6°F (-4.1°C).

What is the average humidity in January?

In Oak Summit, the average relative humidity in January is 75%.

How many days does it rain in January?

In Oak Summit, in January, it is raining for 6.6 days, with typically 0.83" (21mm) of accumulated precipitation.

How much does it snow in January?

In January, it is snowing for 5.1 days. Throughout January, 1.18" (30mm) of snow is accumulated.

How many hours of daylight does Oak Summit have in January?

In January, the average day length is 9h and 43min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:17 pm EST.

How many hours of sunshine does Oak Summit have in January?

In January, the average sunshine duration is 5h.

What are the months with the lowest UV index?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in January?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Oak Summit, PA

Average temperature in January - Oak Summit, PA
  • Average high temperature in January: 36.7°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in January: 24.6°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

Average pressure in January
Oak Summit, PA

Average pressure in January - Oak Summit, PA
  • Average pressure in January: 30.08"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Oak Summit, PA

Average wind speed in January - Oak Summit, PA
  • Average wind speed in January: 8mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in January
Oak Summit, PA

Average humidity in January - Oak Summit, PA
  • Average humidity in January: 75%

The months with the highest relative humidity are February, October and December (78%).
The months with the lowest relative humidity are April, July and August (72%).

Average rainfall in January
Oak Summit, PA

Average rainfall in January - Oak Summit, PA
  • Average rainfall in January: 0.83"

The wettest month (with the highest rainfall) is August (1.54").
The driest month (with the least rainfall) is September (0.75").

Average rainfall days in January
Oak Summit, PA

Average rainfall days in January - Oak Summit, PA
  • Average rainfall days in January: 6.6 days

The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is November (6.4 days).

Average snowfall in January
Oak Summit, PA

Average snowfall in January - Oak Summit, PA
  • Average snowfall in January: 1.18"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Oak Summit, PA

Average snowfall days in January - Oak Summit, PA
  • Average snowfall days in January: 5.1 days

The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Oak Summit, PA

Average daylight in January / Average sunshine in January - Oak Summit, PA
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in January
Oak Summit, PA

Average sunshine days in January - Oak Summit, PA
  • Average sunshine days in January: 21.1 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is May (14.4 days).

Average UV index in January
Oak Summit, PA

Average UV index in January - Oak Summit, PA
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in January
Oak Summit, PA

Average cloud cover in January - Oak Summit, PA
  • Average cloud cover in January: 45

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in January
Oak Summit, PA

Average visibility in January - Oak Summit, PA
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

Oak Summit, Pennsylvania, USA

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